Veery has a partial preformative molt but no prealternate molts. Age can usually be determined reliably through examination of the primary and greater coverts, but some intermediates may become more difficult to identify by spring and should be considered M-FCF (AHY) unless multiple characteristics indicate a particular age. Sex can generally be determined only by brood patch / cloacal protuberance during the breeding season.
Veery can usually be distinguished from the other Catharus thrushes by the pale spotting limited to the upper breast and in many cases by its uniformly rufous-tinged upperparts, but note that darker western birds can be similar to Swainson's and Gray-cheeked Thrushes.
Species account prepared by McGill Bird Observatory (2016). Last updated by Marcel Gahbauer (Mar 2022)
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FCJ - (HY: June - August) | |||
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Upperparts grayish-brown with pale spotting; greater coverts with distinct pale streaks along shaft tips | |||
U |
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FCF - (HY/SY: July - following September) | |||
Retained greater coverts shorter, slightly paler, and often with a small to moderate pale streak along the shaft tips, especially in fall; rectrices relatively narrow and pointed; p10 broad, rounded, and similar in length to the primary coverts | |||
U |
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DCB - (AHY/ASY: July - following September) | |||
Greater coverts uniformly brown, similar to primary coverts; rectrices relatively broad and rounded; p10 narrow, pointed, and distinctly shorter than the primary coverts | |||
U |
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FPJ - (HY: June - August) | ||
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Similar to FCJ; some natal down remaining and/or juvenile flight feathers still growing in | ||
No images available yet | ||
FPF - (HY: July - September) | ||
Similar to FCF; body feathers, some to all median coverts, and up to five inner greater coverts being replaced | ||
No images available yet | ||
SPB - (SY: July - September) | ||
Flight feathers being replaced, with retained juvenile primaries, secondaries, and/or primary coverts distinctly pale brown and worn | ||
No images available yet | ||
DPB - (AHY: July - September) | ||
Flight feathers being replaced, with retained primaries, secondaries, and/or primary coverts either distinctly adult (relatively dark brown and not overly worn) or intermediate | ||
U |
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Molt classes | Age | Months | Key traits |
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M-FPF / UPU (FPF, SPB, DPB) | U | July - September | Undergoing preformative or prebasic molt, but cycle is not reliably distinguishable |
M-FCF / UCU (FCF, SCB, DCB) | U/AHY | January - December | In formative or basic plumage (molt completed), but cycle is not reliably distinguishable |